Consider the following data for a dependent variable y and
Consider the following data for a dependent variable y and two independent variables, x1 and x2.
a. Develop an estimated regression equation relating y to x1. Estimate y if x1 = 45.
b. Develop an estimated regression equation relating y to x2. Estimate y if x2 = 15.
c. Develop an estimated regression equation relating y to x1 and x2. Estimate y if x1 = 45 and x2 = 15.
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